In C#, however, multiple inheritance is not allowed for classes, but rather only for interfaces in a limited way, so that does not contain state. Figure -3- Diamond Problem dependencies.

A controversial new proposal for .NET suggests the introduction of a limited form of multiple inheritance via abstract interfaces. This feature was inspired by Java’s default methods.

Use inheritance in OOP and C#. To implement inheritance in C#, you should use the extends keyword as shown in the code snippet given below. public class Person { public int Id ...